java -Xmx8000000000 -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data --generate-csv --csv-dir csv -tc ../../../trunk/examples/toolchains/KojakBplInline.xml -s ../../../trunk/examples/settings/pu-bench/svcomp-Reach-32bit-Kojak_Default.epf -i ../../../trunk/examples/programs/20170304-DifficultPathPrograms/count_by_k.i_3.bpl -------------------------------------------------------------------------------- This is Ultimate 0.1.23-d19836b [2018-09-26 22:12:43,506 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-09-26 22:12:43,508 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-09-26 22:12:43,520 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-09-26 22:12:43,520 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-09-26 22:12:43,522 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-09-26 22:12:43,524 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-09-26 22:12:43,528 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-09-26 22:12:43,530 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-09-26 22:12:43,531 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-09-26 22:12:43,532 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-09-26 22:12:43,532 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-09-26 22:12:43,533 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-09-26 22:12:43,534 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-09-26 22:12:43,535 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-09-26 22:12:43,536 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-09-26 22:12:43,537 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-09-26 22:12:43,538 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-09-26 22:12:43,540 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-09-26 22:12:43,542 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-09-26 22:12:43,543 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-09-26 22:12:43,544 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-09-26 22:12:43,547 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-09-26 22:12:43,547 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-09-26 22:12:43,547 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-09-26 22:12:43,548 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-09-26 22:12:43,549 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-09-26 22:12:43,550 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-09-26 22:12:43,551 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-09-26 22:12:43,552 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-09-26 22:12:43,552 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-09-26 22:12:43,553 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-09-26 22:12:43,553 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-09-26 22:12:43,554 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-09-26 22:12:43,555 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-09-26 22:12:43,556 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-09-26 22:12:43,556 INFO L98 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/pu-bench/svcomp-Reach-32bit-Kojak_Default.epf [2018-09-26 22:12:43,577 INFO L110 SettingsManager]: Loading preferences was successful [2018-09-26 22:12:43,577 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-09-26 22:12:43,578 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-09-26 22:12:43,578 INFO L133 SettingsManager]: * to procedures, called more than once=true [2018-09-26 22:12:43,579 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-09-26 22:12:43,579 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-09-26 22:12:43,580 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-09-26 22:12:43,580 INFO L133 SettingsManager]: * sizeof long=4 [2018-09-26 22:12:43,580 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-09-26 22:12:43,580 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-09-26 22:12:43,581 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-09-26 22:12:43,581 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-09-26 22:12:43,581 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-09-26 22:12:43,581 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-09-26 22:12:43,582 INFO L133 SettingsManager]: * sizeof long double=12 [2018-09-26 22:12:43,582 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-09-26 22:12:43,582 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-09-26 22:12:43,582 INFO L131 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2018-09-26 22:12:43,583 INFO L133 SettingsManager]: * Timeout in seconds=1000000 [2018-09-26 22:12:43,583 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-09-26 22:12:43,583 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-09-26 22:12:43,583 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-09-26 22:12:43,583 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-09-26 22:12:43,583 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-09-26 22:12:43,584 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-09-26 22:12:43,584 INFO L133 SettingsManager]: * Trace refinement strategy=PENGUIN [2018-09-26 22:12:43,584 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-09-26 22:12:43,584 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-09-26 22:12:43,586 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2018-09-26 22:12:43,648 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-09-26 22:12:43,662 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-09-26 22:12:43,667 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-09-26 22:12:43,669 INFO L271 PluginConnector]: Initializing Boogie PL CUP Parser... [2018-09-26 22:12:43,669 INFO L276 PluginConnector]: Boogie PL CUP Parser initialized [2018-09-26 22:12:43,670 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/20170304-DifficultPathPrograms/count_by_k.i_3.bpl [2018-09-26 22:12:43,670 INFO L111 BoogieParser]: Parsing: '/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/20170304-DifficultPathPrograms/count_by_k.i_3.bpl' [2018-09-26 22:12:43,721 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-09-26 22:12:43,725 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2018-09-26 22:12:43,726 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-09-26 22:12:43,726 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-09-26 22:12:43,726 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-09-26 22:12:43,747 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "count_by_k.i_3.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 26.09 10:12:43" (1/1) ... [2018-09-26 22:12:43,759 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "count_by_k.i_3.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 26.09 10:12:43" (1/1) ... [2018-09-26 22:12:43,766 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-09-26 22:12:43,767 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-09-26 22:12:43,768 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-09-26 22:12:43,768 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-09-26 22:12:43,780 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "count_by_k.i_3.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 26.09 10:12:43" (1/1) ... [2018-09-26 22:12:43,781 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "count_by_k.i_3.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 26.09 10:12:43" (1/1) ... [2018-09-26 22:12:43,781 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "count_by_k.i_3.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 26.09 10:12:43" (1/1) ... [2018-09-26 22:12:43,782 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "count_by_k.i_3.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 26.09 10:12:43" (1/1) ... [2018-09-26 22:12:43,786 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "count_by_k.i_3.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 26.09 10:12:43" (1/1) ... [2018-09-26 22:12:43,788 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "count_by_k.i_3.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 26.09 10:12:43" (1/1) ... [2018-09-26 22:12:43,789 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "count_by_k.i_3.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 26.09 10:12:43" (1/1) ... [2018-09-26 22:12:43,791 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-09-26 22:12:43,792 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-09-26 22:12:43,792 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-09-26 22:12:43,792 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-09-26 22:12:43,795 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "count_by_k.i_3.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 26.09 10:12:43" (1/1) ... No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-09-26 22:12:43,882 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-09-26 22:12:43,882 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-09-26 22:12:44,119 INFO L346 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-09-26 22:12:44,119 INFO L202 PluginConnector]: Adding new model count_by_k.i_3.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 26.09 10:12:44 BoogieIcfgContainer [2018-09-26 22:12:44,119 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-09-26 22:12:44,121 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2018-09-26 22:12:44,121 INFO L271 PluginConnector]: Initializing CodeCheck... [2018-09-26 22:12:44,132 INFO L276 PluginConnector]: CodeCheck initialized [2018-09-26 22:12:44,132 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "count_by_k.i_3.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 26.09 10:12:44" (1/1) ... [2018-09-26 22:12:44,150 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-09-26 22:12:44,184 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:12:44,192 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6 states to 6 states and 6 transitions. [2018-09-26 22:12:44,193 INFO L276 IsEmpty]: Start isEmpty. Operand 6 states and 6 transitions. [2018-09-26 22:12:44,196 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:12:44,196 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:12:44,277 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:12:44,380 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:12:44,512 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:12:44,512 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7 states to 7 states and 7 transitions. [2018-09-26 22:12:44,512 INFO L276 IsEmpty]: Start isEmpty. Operand 7 states and 7 transitions. [2018-09-26 22:12:44,513 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-09-26 22:12:44,513 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:12:44,522 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:12:44,654 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:12:45,041 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:12:45,041 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10 states to 9 states and 10 transitions. [2018-09-26 22:12:45,041 INFO L276 IsEmpty]: Start isEmpty. Operand 9 states and 10 transitions. [2018-09-26 22:12:45,042 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2018-09-26 22:12:45,042 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:12:45,053 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:12:45,192 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:12:45,555 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:12:45,556 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12 states to 11 states and 12 transitions. [2018-09-26 22:12:45,557 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 12 transitions. [2018-09-26 22:12:45,558 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2018-09-26 22:12:45,558 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:12:45,586 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:12:45,671 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 12 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:12:46,170 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:12:46,170 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 14 states to 13 states and 14 transitions. [2018-09-26 22:12:46,171 INFO L276 IsEmpty]: Start isEmpty. Operand 13 states and 14 transitions. [2018-09-26 22:12:46,171 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2018-09-26 22:12:46,171 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:12:46,198 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:12:46,353 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 0 proven. 20 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:12:46,561 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:12:46,562 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 16 states to 15 states and 16 transitions. [2018-09-26 22:12:46,562 INFO L276 IsEmpty]: Start isEmpty. Operand 15 states and 16 transitions. [2018-09-26 22:12:46,562 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-26 22:12:46,563 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:12:46,576 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:12:46,653 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:12:46,898 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:12:46,899 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 17 states and 18 transitions. [2018-09-26 22:12:46,899 INFO L276 IsEmpty]: Start isEmpty. Operand 17 states and 18 transitions. [2018-09-26 22:12:46,900 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2018-09-26 22:12:46,900 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:12:46,914 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:12:47,077 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 0 proven. 42 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:12:47,307 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:12:47,308 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 20 states to 19 states and 20 transitions. [2018-09-26 22:12:47,308 INFO L276 IsEmpty]: Start isEmpty. Operand 19 states and 20 transitions. [2018-09-26 22:12:47,308 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2018-09-26 22:12:47,308 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:12:47,322 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:12:47,998 INFO L134 CoverageAnalysis]: Checked inductivity of 56 backedges. 0 proven. 56 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:12:48,362 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:12:48,363 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 22 states to 21 states and 22 transitions. [2018-09-26 22:12:48,363 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 22 transitions. [2018-09-26 22:12:48,364 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2018-09-26 22:12:48,364 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:12:48,378 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:12:48,557 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 0 proven. 72 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:12:48,983 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:12:48,984 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 24 states to 23 states and 24 transitions. [2018-09-26 22:12:48,984 INFO L276 IsEmpty]: Start isEmpty. Operand 23 states and 24 transitions. [2018-09-26 22:12:48,985 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2018-09-26 22:12:48,986 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:12:48,999 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:12:49,129 INFO L134 CoverageAnalysis]: Checked inductivity of 90 backedges. 0 proven. 90 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:12:49,363 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:12:49,364 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 25 states and 26 transitions. [2018-09-26 22:12:49,364 INFO L276 IsEmpty]: Start isEmpty. Operand 25 states and 26 transitions. [2018-09-26 22:12:49,366 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2018-09-26 22:12:49,366 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:12:49,379 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:12:49,494 INFO L134 CoverageAnalysis]: Checked inductivity of 110 backedges. 0 proven. 110 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:12:49,728 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:12:49,729 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 28 states to 27 states and 28 transitions. [2018-09-26 22:12:49,729 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 28 transitions. [2018-09-26 22:12:49,730 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2018-09-26 22:12:49,730 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:12:49,744 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:12:50,137 INFO L134 CoverageAnalysis]: Checked inductivity of 132 backedges. 0 proven. 132 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:12:50,527 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:12:50,528 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 30 states to 29 states and 30 transitions. [2018-09-26 22:12:50,529 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 30 transitions. [2018-09-26 22:12:50,529 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2018-09-26 22:12:50,530 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:12:50,544 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:12:50,719 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 0 proven. 156 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:12:51,131 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:12:51,132 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 32 states to 31 states and 32 transitions. [2018-09-26 22:12:51,132 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 32 transitions. [2018-09-26 22:12:51,133 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2018-09-26 22:12:51,133 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:12:51,148 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:12:51,376 INFO L134 CoverageAnalysis]: Checked inductivity of 182 backedges. 0 proven. 182 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:12:51,650 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:12:51,650 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 33 states and 34 transitions. [2018-09-26 22:12:51,651 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 34 transitions. [2018-09-26 22:12:51,652 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2018-09-26 22:12:51,652 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:12:51,667 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:12:51,825 INFO L134 CoverageAnalysis]: Checked inductivity of 210 backedges. 0 proven. 210 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:12:53,480 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:12:53,480 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 36 states to 35 states and 36 transitions. [2018-09-26 22:12:53,480 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 36 transitions. [2018-09-26 22:12:53,481 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2018-09-26 22:12:53,482 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:12:53,495 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:12:53,612 INFO L134 CoverageAnalysis]: Checked inductivity of 240 backedges. 0 proven. 240 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:12:53,805 WARN L178 SmtUtils]: Spent 109.00 ms on a formula simplification. DAG size of input: 14 DAG size of output: 9 [2018-09-26 22:12:54,539 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:12:54,540 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 38 states to 37 states and 38 transitions. [2018-09-26 22:12:54,540 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 38 transitions. [2018-09-26 22:12:54,541 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2018-09-26 22:12:54,541 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:12:54,555 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:12:54,703 INFO L134 CoverageAnalysis]: Checked inductivity of 272 backedges. 0 proven. 272 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:12:55,203 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:12:55,204 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 40 states to 39 states and 40 transitions. [2018-09-26 22:12:55,204 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 40 transitions. [2018-09-26 22:12:55,205 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2018-09-26 22:12:55,205 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:12:55,232 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:12:55,500 INFO L134 CoverageAnalysis]: Checked inductivity of 306 backedges. 0 proven. 306 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:12:56,226 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:12:56,226 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 42 states to 41 states and 42 transitions. [2018-09-26 22:12:56,226 INFO L276 IsEmpty]: Start isEmpty. Operand 41 states and 42 transitions. [2018-09-26 22:12:56,227 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2018-09-26 22:12:56,227 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:12:56,243 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:12:56,413 INFO L134 CoverageAnalysis]: Checked inductivity of 342 backedges. 0 proven. 342 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:12:56,843 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:12:56,845 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 43 states and 44 transitions. [2018-09-26 22:12:56,845 INFO L276 IsEmpty]: Start isEmpty. Operand 43 states and 44 transitions. [2018-09-26 22:12:56,846 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2018-09-26 22:12:56,846 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:12:56,869 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:12:57,029 INFO L134 CoverageAnalysis]: Checked inductivity of 380 backedges. 0 proven. 380 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:12:57,371 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:12:57,371 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 46 states to 45 states and 46 transitions. [2018-09-26 22:12:57,371 INFO L276 IsEmpty]: Start isEmpty. Operand 45 states and 46 transitions. [2018-09-26 22:12:57,372 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2018-09-26 22:12:57,372 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:12:57,398 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:12:58,047 INFO L134 CoverageAnalysis]: Checked inductivity of 420 backedges. 0 proven. 420 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:12:58,413 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:12:58,414 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 48 states to 47 states and 48 transitions. [2018-09-26 22:12:58,414 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 48 transitions. [2018-09-26 22:12:58,415 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2018-09-26 22:12:58,415 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:12:58,437 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:12:58,692 INFO L134 CoverageAnalysis]: Checked inductivity of 462 backedges. 0 proven. 462 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:12:59,064 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:12:59,065 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 50 states to 49 states and 50 transitions. [2018-09-26 22:12:59,065 INFO L276 IsEmpty]: Start isEmpty. Operand 49 states and 50 transitions. [2018-09-26 22:12:59,065 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2018-09-26 22:12:59,065 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:12:59,088 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:12:59,334 INFO L134 CoverageAnalysis]: Checked inductivity of 506 backedges. 0 proven. 506 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:12:59,693 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:12:59,693 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 52 states to 51 states and 52 transitions. [2018-09-26 22:12:59,693 INFO L276 IsEmpty]: Start isEmpty. Operand 51 states and 52 transitions. [2018-09-26 22:12:59,694 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2018-09-26 22:12:59,694 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:12:59,718 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:12:59,920 INFO L134 CoverageAnalysis]: Checked inductivity of 552 backedges. 0 proven. 552 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:13:00,281 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:13:00,281 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 53 states and 54 transitions. [2018-09-26 22:13:00,281 INFO L276 IsEmpty]: Start isEmpty. Operand 53 states and 54 transitions. [2018-09-26 22:13:00,282 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2018-09-26 22:13:00,283 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:13:00,306 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:13:00,494 INFO L134 CoverageAnalysis]: Checked inductivity of 600 backedges. 0 proven. 600 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:13:01,305 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:13:01,306 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 55 states and 56 transitions. [2018-09-26 22:13:01,306 INFO L276 IsEmpty]: Start isEmpty. Operand 55 states and 56 transitions. [2018-09-26 22:13:01,307 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2018-09-26 22:13:01,307 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:13:01,334 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:13:01,520 INFO L134 CoverageAnalysis]: Checked inductivity of 650 backedges. 0 proven. 650 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:13:01,943 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:13:01,943 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 58 states to 57 states and 58 transitions. [2018-09-26 22:13:01,943 INFO L276 IsEmpty]: Start isEmpty. Operand 57 states and 58 transitions. [2018-09-26 22:13:01,944 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2018-09-26 22:13:01,944 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:13:01,984 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:13:02,139 INFO L134 CoverageAnalysis]: Checked inductivity of 702 backedges. 0 proven. 702 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:13:03,162 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:13:03,162 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 60 states to 59 states and 60 transitions. [2018-09-26 22:13:03,163 INFO L276 IsEmpty]: Start isEmpty. Operand 59 states and 60 transitions. [2018-09-26 22:13:03,163 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2018-09-26 22:13:03,163 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:13:03,195 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:13:03,695 INFO L134 CoverageAnalysis]: Checked inductivity of 756 backedges. 0 proven. 756 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:13:04,221 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:13:04,221 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 62 states to 61 states and 62 transitions. [2018-09-26 22:13:04,221 INFO L276 IsEmpty]: Start isEmpty. Operand 61 states and 62 transitions. [2018-09-26 22:13:04,222 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2018-09-26 22:13:04,222 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:13:04,253 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:13:04,407 INFO L134 CoverageAnalysis]: Checked inductivity of 812 backedges. 0 proven. 812 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:13:04,991 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:13:04,992 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 64 states to 63 states and 64 transitions. [2018-09-26 22:13:04,992 INFO L276 IsEmpty]: Start isEmpty. Operand 63 states and 64 transitions. [2018-09-26 22:13:04,993 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2018-09-26 22:13:04,993 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:13:05,030 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:13:05,225 INFO L134 CoverageAnalysis]: Checked inductivity of 870 backedges. 0 proven. 870 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:13:05,701 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:13:05,701 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 66 states to 65 states and 66 transitions. [2018-09-26 22:13:05,702 INFO L276 IsEmpty]: Start isEmpty. Operand 65 states and 66 transitions. [2018-09-26 22:13:05,702 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2018-09-26 22:13:05,702 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:13:05,744 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:13:06,327 INFO L134 CoverageAnalysis]: Checked inductivity of 930 backedges. 0 proven. 930 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:13:06,792 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:13:06,792 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 68 states to 67 states and 68 transitions. [2018-09-26 22:13:06,792 INFO L276 IsEmpty]: Start isEmpty. Operand 67 states and 68 transitions. [2018-09-26 22:13:06,793 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 67 [2018-09-26 22:13:06,793 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:13:06,846 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:13:07,123 INFO L134 CoverageAnalysis]: Checked inductivity of 992 backedges. 0 proven. 992 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:13:07,673 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:13:07,674 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 69 states and 70 transitions. [2018-09-26 22:13:07,674 INFO L276 IsEmpty]: Start isEmpty. Operand 69 states and 70 transitions. [2018-09-26 22:13:07,674 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2018-09-26 22:13:07,674 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:13:07,718 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:13:07,923 INFO L134 CoverageAnalysis]: Checked inductivity of 1056 backedges. 0 proven. 1056 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:13:08,452 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:13:08,453 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 72 states to 71 states and 72 transitions. [2018-09-26 22:13:08,453 INFO L276 IsEmpty]: Start isEmpty. Operand 71 states and 72 transitions. [2018-09-26 22:13:08,454 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 71 [2018-09-26 22:13:08,454 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:13:08,504 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:13:09,545 INFO L134 CoverageAnalysis]: Checked inductivity of 1122 backedges. 0 proven. 1122 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:13:10,043 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:13:10,044 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 74 states to 73 states and 74 transitions. [2018-09-26 22:13:10,044 INFO L276 IsEmpty]: Start isEmpty. Operand 73 states and 74 transitions. [2018-09-26 22:13:10,045 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 73 [2018-09-26 22:13:10,045 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:13:10,098 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:13:10,413 INFO L134 CoverageAnalysis]: Checked inductivity of 1190 backedges. 0 proven. 1190 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:13:11,444 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:13:11,445 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 76 states to 75 states and 76 transitions. [2018-09-26 22:13:11,445 INFO L276 IsEmpty]: Start isEmpty. Operand 75 states and 76 transitions. [2018-09-26 22:13:11,445 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 75 [2018-09-26 22:13:11,446 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:13:11,490 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:13:11,823 INFO L134 CoverageAnalysis]: Checked inductivity of 1260 backedges. 0 proven. 1260 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:13:12,381 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:13:12,382 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 78 states to 77 states and 78 transitions. [2018-09-26 22:13:12,382 INFO L276 IsEmpty]: Start isEmpty. Operand 77 states and 78 transitions. [2018-09-26 22:13:12,383 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 77 [2018-09-26 22:13:12,383 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:13:12,464 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:13:12,741 INFO L134 CoverageAnalysis]: Checked inductivity of 1332 backedges. 0 proven. 1332 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:13:13,316 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:13:13,317 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 80 states to 79 states and 80 transitions. [2018-09-26 22:13:13,317 INFO L276 IsEmpty]: Start isEmpty. Operand 79 states and 80 transitions. [2018-09-26 22:13:13,317 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 79 [2018-09-26 22:13:13,317 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:13:13,381 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:13:13,706 INFO L134 CoverageAnalysis]: Checked inductivity of 1406 backedges. 0 proven. 1406 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:13:14,252 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:13:14,253 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 82 states to 81 states and 82 transitions. [2018-09-26 22:13:14,253 INFO L276 IsEmpty]: Start isEmpty. Operand 81 states and 82 transitions. [2018-09-26 22:13:14,254 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 81 [2018-09-26 22:13:14,254 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:13:14,310 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:13:14,510 INFO L134 CoverageAnalysis]: Checked inductivity of 1482 backedges. 0 proven. 1482 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:13:15,088 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:13:15,088 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 84 states to 83 states and 84 transitions. [2018-09-26 22:13:15,089 INFO L276 IsEmpty]: Start isEmpty. Operand 83 states and 84 transitions. [2018-09-26 22:13:15,089 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 83 [2018-09-26 22:13:15,089 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:13:15,165 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:13:15,415 INFO L134 CoverageAnalysis]: Checked inductivity of 1560 backedges. 0 proven. 1560 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:13:16,078 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:13:16,079 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 86 states to 85 states and 86 transitions. [2018-09-26 22:13:16,079 INFO L276 IsEmpty]: Start isEmpty. Operand 85 states and 86 transitions. [2018-09-26 22:13:16,079 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 85 [2018-09-26 22:13:16,079 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:13:16,170 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:13:16,715 INFO L134 CoverageAnalysis]: Checked inductivity of 1640 backedges. 0 proven. 1640 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:13:17,300 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:13:17,301 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 88 states to 87 states and 88 transitions. [2018-09-26 22:13:17,301 INFO L276 IsEmpty]: Start isEmpty. Operand 87 states and 88 transitions. [2018-09-26 22:13:17,302 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 87 [2018-09-26 22:13:17,302 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:13:17,382 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:13:17,682 INFO L134 CoverageAnalysis]: Checked inductivity of 1722 backedges. 0 proven. 1722 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:13:18,288 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:13:18,289 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 90 states to 89 states and 90 transitions. [2018-09-26 22:13:18,289 INFO L276 IsEmpty]: Start isEmpty. Operand 89 states and 90 transitions. [2018-09-26 22:13:18,290 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 89 [2018-09-26 22:13:18,290 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:13:18,381 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:13:18,603 INFO L134 CoverageAnalysis]: Checked inductivity of 1806 backedges. 0 proven. 1806 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:13:19,237 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:13:19,238 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 92 states to 91 states and 92 transitions. [2018-09-26 22:13:19,238 INFO L276 IsEmpty]: Start isEmpty. Operand 91 states and 92 transitions. [2018-09-26 22:13:19,239 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 91 [2018-09-26 22:13:19,239 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:13:19,337 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:13:19,586 INFO L134 CoverageAnalysis]: Checked inductivity of 1892 backedges. 0 proven. 1892 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:13:20,229 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:13:20,230 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 93 states and 94 transitions. [2018-09-26 22:13:20,230 INFO L276 IsEmpty]: Start isEmpty. Operand 93 states and 94 transitions. [2018-09-26 22:13:20,231 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 93 [2018-09-26 22:13:20,231 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:13:20,349 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:13:20,981 INFO L134 CoverageAnalysis]: Checked inductivity of 1980 backedges. 0 proven. 1980 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:13:21,873 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:13:21,874 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 96 states to 95 states and 96 transitions. [2018-09-26 22:13:21,874 INFO L276 IsEmpty]: Start isEmpty. Operand 95 states and 96 transitions. [2018-09-26 22:13:21,874 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 95 [2018-09-26 22:13:21,874 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:13:21,957 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:13:22,184 INFO L134 CoverageAnalysis]: Checked inductivity of 2070 backedges. 0 proven. 2070 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:13:22,866 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:13:22,867 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 98 states to 97 states and 98 transitions. [2018-09-26 22:13:22,867 INFO L276 IsEmpty]: Start isEmpty. Operand 97 states and 98 transitions. [2018-09-26 22:13:22,867 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 97 [2018-09-26 22:13:22,867 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:13:22,952 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:13:23,628 INFO L134 CoverageAnalysis]: Checked inductivity of 2162 backedges. 0 proven. 2162 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:13:24,297 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:13:24,298 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 100 states to 99 states and 100 transitions. [2018-09-26 22:13:24,298 INFO L276 IsEmpty]: Start isEmpty. Operand 99 states and 100 transitions. [2018-09-26 22:13:24,299 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2018-09-26 22:13:24,299 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:13:24,387 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:13:24,792 INFO L134 CoverageAnalysis]: Checked inductivity of 2256 backedges. 0 proven. 2256 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:13:27,147 WARN L178 SmtUtils]: Spent 139.00 ms on a formula simplification. DAG size of input: 14 DAG size of output: 9 [2018-09-26 22:13:30,186 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:13:30,186 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 102 states to 101 states and 102 transitions. [2018-09-26 22:13:30,187 INFO L276 IsEmpty]: Start isEmpty. Operand 101 states and 102 transitions. [2018-09-26 22:13:30,187 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2018-09-26 22:13:30,187 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:13:30,286 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:13:30,521 INFO L134 CoverageAnalysis]: Checked inductivity of 2352 backedges. 0 proven. 2352 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:13:31,242 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:13:31,242 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 104 states to 103 states and 104 transitions. [2018-09-26 22:13:31,242 INFO L276 IsEmpty]: Start isEmpty. Operand 103 states and 104 transitions. [2018-09-26 22:13:31,243 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 103 [2018-09-26 22:13:31,243 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:13:31,365 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:13:31,807 INFO L134 CoverageAnalysis]: Checked inductivity of 2450 backedges. 0 proven. 2450 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:13:32,533 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:13:32,534 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 106 states to 105 states and 106 transitions. [2018-09-26 22:13:32,534 INFO L276 IsEmpty]: Start isEmpty. Operand 105 states and 106 transitions. [2018-09-26 22:13:32,534 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2018-09-26 22:13:32,534 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:13:32,630 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:13:32,850 INFO L134 CoverageAnalysis]: Checked inductivity of 2550 backedges. 0 proven. 2550 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:13:33,661 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:13:33,662 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 108 states to 107 states and 108 transitions. [2018-09-26 22:13:33,662 INFO L276 IsEmpty]: Start isEmpty. Operand 107 states and 108 transitions. [2018-09-26 22:13:33,662 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 107 [2018-09-26 22:13:33,662 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:13:33,774 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:13:33,999 INFO L134 CoverageAnalysis]: Checked inductivity of 2652 backedges. 0 proven. 2652 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:13:34,799 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:13:34,800 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 110 states to 109 states and 110 transitions. [2018-09-26 22:13:34,800 INFO L276 IsEmpty]: Start isEmpty. Operand 109 states and 110 transitions. [2018-09-26 22:13:34,801 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 109 [2018-09-26 22:13:34,801 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:13:34,918 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:13:35,152 INFO L134 CoverageAnalysis]: Checked inductivity of 2756 backedges. 0 proven. 2756 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:13:35,921 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:13:35,921 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 112 states to 111 states and 112 transitions. [2018-09-26 22:13:35,921 INFO L276 IsEmpty]: Start isEmpty. Operand 111 states and 112 transitions. [2018-09-26 22:13:35,922 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 111 [2018-09-26 22:13:35,922 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:13:36,045 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:13:36,337 INFO L134 CoverageAnalysis]: Checked inductivity of 2862 backedges. 0 proven. 2862 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:13:37,298 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:13:37,298 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 114 states to 113 states and 114 transitions. [2018-09-26 22:13:37,298 INFO L276 IsEmpty]: Start isEmpty. Operand 113 states and 114 transitions. [2018-09-26 22:13:37,299 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 113 [2018-09-26 22:13:37,299 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:13:37,461 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:13:38,755 INFO L134 CoverageAnalysis]: Checked inductivity of 2970 backedges. 0 proven. 2970 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:13:39,602 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:13:39,602 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 116 states to 115 states and 116 transitions. [2018-09-26 22:13:39,603 INFO L276 IsEmpty]: Start isEmpty. Operand 115 states and 116 transitions. [2018-09-26 22:13:39,603 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 115 [2018-09-26 22:13:39,603 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:13:39,742 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:13:44,112 INFO L134 CoverageAnalysis]: Checked inductivity of 3080 backedges. 0 proven. 3080 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:13:46,396 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:13:46,397 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 118 states to 117 states and 118 transitions. [2018-09-26 22:13:46,397 INFO L276 IsEmpty]: Start isEmpty. Operand 117 states and 118 transitions. [2018-09-26 22:13:46,398 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 117 [2018-09-26 22:13:46,398 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:13:46,543 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:13:46,789 INFO L134 CoverageAnalysis]: Checked inductivity of 3192 backedges. 0 proven. 3192 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:13:47,823 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:13:47,824 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 120 states to 119 states and 120 transitions. [2018-09-26 22:13:47,824 INFO L276 IsEmpty]: Start isEmpty. Operand 119 states and 120 transitions. [2018-09-26 22:13:47,825 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 119 [2018-09-26 22:13:47,825 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:13:47,973 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:13:49,138 INFO L134 CoverageAnalysis]: Checked inductivity of 3306 backedges. 0 proven. 3306 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:13:49,944 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:13:49,945 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 122 states to 121 states and 122 transitions. [2018-09-26 22:13:49,945 INFO L276 IsEmpty]: Start isEmpty. Operand 121 states and 122 transitions. [2018-09-26 22:13:49,946 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 121 [2018-09-26 22:13:49,946 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:13:50,107 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:13:50,378 INFO L134 CoverageAnalysis]: Checked inductivity of 3422 backedges. 0 proven. 3422 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:13:51,227 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:13:51,228 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 124 states to 123 states and 124 transitions. [2018-09-26 22:13:51,228 INFO L276 IsEmpty]: Start isEmpty. Operand 123 states and 124 transitions. [2018-09-26 22:13:51,229 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 123 [2018-09-26 22:13:51,229 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:13:51,406 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:13:51,702 INFO L134 CoverageAnalysis]: Checked inductivity of 3540 backedges. 0 proven. 3540 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:13:52,806 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:13:52,807 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 126 states to 125 states and 126 transitions. [2018-09-26 22:13:52,807 INFO L276 IsEmpty]: Start isEmpty. Operand 125 states and 126 transitions. [2018-09-26 22:13:52,807 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 125 [2018-09-26 22:13:52,808 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:13:52,996 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:13:53,279 INFO L134 CoverageAnalysis]: Checked inductivity of 3660 backedges. 0 proven. 3660 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:13:54,146 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:13:54,147 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 128 states to 127 states and 128 transitions. [2018-09-26 22:13:54,147 INFO L276 IsEmpty]: Start isEmpty. Operand 127 states and 128 transitions. [2018-09-26 22:13:54,148 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 127 [2018-09-26 22:13:54,148 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:13:54,333 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:13:54,601 INFO L134 CoverageAnalysis]: Checked inductivity of 3782 backedges. 0 proven. 3782 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:13:55,477 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:13:55,478 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 130 states to 129 states and 130 transitions. [2018-09-26 22:13:55,478 INFO L276 IsEmpty]: Start isEmpty. Operand 129 states and 130 transitions. [2018-09-26 22:13:55,479 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 129 [2018-09-26 22:13:55,479 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:13:55,716 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:13:56,002 INFO L134 CoverageAnalysis]: Checked inductivity of 3906 backedges. 0 proven. 3906 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:13:56,910 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:13:56,910 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 132 states to 131 states and 132 transitions. [2018-09-26 22:13:56,911 INFO L276 IsEmpty]: Start isEmpty. Operand 131 states and 132 transitions. [2018-09-26 22:13:56,912 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 131 [2018-09-26 22:13:56,912 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:13:57,120 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:13:57,615 INFO L134 CoverageAnalysis]: Checked inductivity of 4032 backedges. 0 proven. 4032 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:13:58,537 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:13:58,537 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 134 states to 133 states and 134 transitions. [2018-09-26 22:13:58,537 INFO L276 IsEmpty]: Start isEmpty. Operand 133 states and 134 transitions. [2018-09-26 22:13:58,538 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 133 [2018-09-26 22:13:58,538 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:13:58,770 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:13:59,134 INFO L134 CoverageAnalysis]: Checked inductivity of 4160 backedges. 0 proven. 4160 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:14:00,116 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:14:00,116 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 136 states to 135 states and 136 transitions. [2018-09-26 22:14:00,117 INFO L276 IsEmpty]: Start isEmpty. Operand 135 states and 136 transitions. [2018-09-26 22:14:00,118 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 135 [2018-09-26 22:14:00,118 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:14:00,343 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:14:00,620 INFO L134 CoverageAnalysis]: Checked inductivity of 4290 backedges. 0 proven. 4290 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:14:01,564 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:14:01,564 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 138 states to 137 states and 138 transitions. [2018-09-26 22:14:01,564 INFO L276 IsEmpty]: Start isEmpty. Operand 137 states and 138 transitions. [2018-09-26 22:14:01,565 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 137 [2018-09-26 22:14:01,565 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:14:01,788 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:14:02,242 INFO L134 CoverageAnalysis]: Checked inductivity of 4422 backedges. 0 proven. 4422 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:14:03,550 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:14:03,551 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 140 states to 139 states and 140 transitions. [2018-09-26 22:14:03,551 INFO L276 IsEmpty]: Start isEmpty. Operand 139 states and 140 transitions. [2018-09-26 22:14:03,552 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 139 [2018-09-26 22:14:03,552 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:14:03,781 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:14:04,079 INFO L134 CoverageAnalysis]: Checked inductivity of 4556 backedges. 0 proven. 4556 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:14:05,134 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:14:05,135 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 142 states to 141 states and 142 transitions. [2018-09-26 22:14:05,135 INFO L276 IsEmpty]: Start isEmpty. Operand 141 states and 142 transitions. [2018-09-26 22:14:05,136 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 141 [2018-09-26 22:14:05,136 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:14:05,418 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:14:05,718 INFO L134 CoverageAnalysis]: Checked inductivity of 4692 backedges. 0 proven. 4692 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:14:06,808 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:14:06,808 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 144 states to 143 states and 144 transitions. [2018-09-26 22:14:06,809 INFO L276 IsEmpty]: Start isEmpty. Operand 143 states and 144 transitions. [2018-09-26 22:14:06,809 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 143 [2018-09-26 22:14:06,810 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:14:07,126 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:14:07,508 INFO L134 CoverageAnalysis]: Checked inductivity of 4830 backedges. 0 proven. 4830 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:14:08,685 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:14:08,686 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 146 states to 145 states and 146 transitions. [2018-09-26 22:14:08,686 INFO L276 IsEmpty]: Start isEmpty. Operand 145 states and 146 transitions. [2018-09-26 22:14:08,687 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 145 [2018-09-26 22:14:08,687 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:14:08,972 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:14:09,303 INFO L134 CoverageAnalysis]: Checked inductivity of 4970 backedges. 0 proven. 4970 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:14:10,319 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:14:10,320 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 148 states to 147 states and 148 transitions. [2018-09-26 22:14:10,320 INFO L276 IsEmpty]: Start isEmpty. Operand 147 states and 148 transitions. [2018-09-26 22:14:10,321 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 147 [2018-09-26 22:14:10,321 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:14:10,641 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:14:10,959 INFO L134 CoverageAnalysis]: Checked inductivity of 5112 backedges. 0 proven. 5112 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:14:12,015 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:14:12,016 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 150 states to 149 states and 150 transitions. [2018-09-26 22:14:12,016 INFO L276 IsEmpty]: Start isEmpty. Operand 149 states and 150 transitions. [2018-09-26 22:14:12,017 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 149 [2018-09-26 22:14:12,017 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:14:12,336 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:14:12,853 INFO L134 CoverageAnalysis]: Checked inductivity of 5256 backedges. 0 proven. 5256 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:14:13,902 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:14:13,902 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 152 states to 151 states and 152 transitions. [2018-09-26 22:14:13,903 INFO L276 IsEmpty]: Start isEmpty. Operand 151 states and 152 transitions. [2018-09-26 22:14:13,903 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 151 [2018-09-26 22:14:13,903 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:14:14,248 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:14:14,598 INFO L134 CoverageAnalysis]: Checked inductivity of 5402 backedges. 0 proven. 5402 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:14:15,709 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:14:15,710 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 154 states to 153 states and 154 transitions. [2018-09-26 22:14:15,710 INFO L276 IsEmpty]: Start isEmpty. Operand 153 states and 154 transitions. [2018-09-26 22:14:15,710 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 153 [2018-09-26 22:14:15,710 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:14:16,046 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:14:16,381 INFO L134 CoverageAnalysis]: Checked inductivity of 5550 backedges. 0 proven. 5550 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:14:17,470 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:14:17,471 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 156 states to 155 states and 156 transitions. [2018-09-26 22:14:17,471 INFO L276 IsEmpty]: Start isEmpty. Operand 155 states and 156 transitions. [2018-09-26 22:14:17,472 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 155 [2018-09-26 22:14:17,472 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:14:17,990 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:14:18,559 INFO L134 CoverageAnalysis]: Checked inductivity of 5700 backedges. 0 proven. 5700 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:14:19,732 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:14:19,733 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 158 states to 157 states and 158 transitions. [2018-09-26 22:14:19,733 INFO L276 IsEmpty]: Start isEmpty. Operand 157 states and 158 transitions. [2018-09-26 22:14:19,733 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 157 [2018-09-26 22:14:19,734 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:14:20,096 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:14:20,419 INFO L134 CoverageAnalysis]: Checked inductivity of 5852 backedges. 0 proven. 5852 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:14:21,561 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:14:21,561 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 160 states to 159 states and 160 transitions. [2018-09-26 22:14:21,561 INFO L276 IsEmpty]: Start isEmpty. Operand 159 states and 160 transitions. [2018-09-26 22:14:21,562 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 159 [2018-09-26 22:14:21,562 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:14:21,940 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:14:22,280 INFO L134 CoverageAnalysis]: Checked inductivity of 6006 backedges. 0 proven. 6006 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:14:23,707 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:14:23,708 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 162 states to 161 states and 162 transitions. [2018-09-26 22:14:23,708 INFO L276 IsEmpty]: Start isEmpty. Operand 161 states and 162 transitions. [2018-09-26 22:14:23,709 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 161 [2018-09-26 22:14:23,709 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:14:24,147 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:14:24,487 INFO L134 CoverageAnalysis]: Checked inductivity of 6162 backedges. 0 proven. 6162 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:14:25,609 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:14:25,610 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 164 states to 163 states and 164 transitions. [2018-09-26 22:14:25,610 INFO L276 IsEmpty]: Start isEmpty. Operand 163 states and 164 transitions. [2018-09-26 22:14:25,611 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 163 [2018-09-26 22:14:25,611 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:14:26,019 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:14:26,389 INFO L134 CoverageAnalysis]: Checked inductivity of 6320 backedges. 0 proven. 6320 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:14:27,536 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:14:27,536 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 166 states to 165 states and 166 transitions. [2018-09-26 22:14:27,537 INFO L276 IsEmpty]: Start isEmpty. Operand 165 states and 166 transitions. [2018-09-26 22:14:27,537 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 165 [2018-09-26 22:14:27,537 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:14:27,968 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:14:28,435 INFO L134 CoverageAnalysis]: Checked inductivity of 6480 backedges. 0 proven. 6480 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:14:29,563 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:14:29,563 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 168 states to 167 states and 168 transitions. [2018-09-26 22:14:29,563 INFO L276 IsEmpty]: Start isEmpty. Operand 167 states and 168 transitions. [2018-09-26 22:14:29,564 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 167 [2018-09-26 22:14:29,564 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:14:30,016 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:14:30,448 INFO L134 CoverageAnalysis]: Checked inductivity of 6642 backedges. 0 proven. 6642 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:14:31,625 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:14:31,626 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 170 states to 169 states and 170 transitions. [2018-09-26 22:14:31,626 INFO L276 IsEmpty]: Start isEmpty. Operand 169 states and 170 transitions. [2018-09-26 22:14:31,626 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 169 [2018-09-26 22:14:31,627 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:14:32,102 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:14:32,465 INFO L134 CoverageAnalysis]: Checked inductivity of 6806 backedges. 0 proven. 6806 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:14:33,853 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:14:33,853 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 172 states to 171 states and 172 transitions. [2018-09-26 22:14:33,853 INFO L276 IsEmpty]: Start isEmpty. Operand 171 states and 172 transitions. [2018-09-26 22:14:33,854 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 171 [2018-09-26 22:14:33,854 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:14:34,337 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:14:34,720 INFO L134 CoverageAnalysis]: Checked inductivity of 6972 backedges. 0 proven. 6972 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:14:35,950 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:14:35,950 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 174 states to 173 states and 174 transitions. [2018-09-26 22:14:35,950 INFO L276 IsEmpty]: Start isEmpty. Operand 173 states and 174 transitions. [2018-09-26 22:14:35,951 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 173 [2018-09-26 22:14:35,951 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:14:36,452 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:14:36,840 INFO L134 CoverageAnalysis]: Checked inductivity of 7140 backedges. 0 proven. 7140 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:14:38,062 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:14:38,062 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 176 states to 175 states and 176 transitions. [2018-09-26 22:14:38,062 INFO L276 IsEmpty]: Start isEmpty. Operand 175 states and 176 transitions. [2018-09-26 22:14:38,063 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 175 [2018-09-26 22:14:38,063 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:14:38,584 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:14:38,960 INFO L134 CoverageAnalysis]: Checked inductivity of 7310 backedges. 0 proven. 7310 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:14:40,205 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:14:40,205 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 178 states to 177 states and 178 transitions. [2018-09-26 22:14:40,205 INFO L276 IsEmpty]: Start isEmpty. Operand 177 states and 178 transitions. [2018-09-26 22:14:40,206 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 177 [2018-09-26 22:14:40,206 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:14:40,779 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:14:41,160 INFO L134 CoverageAnalysis]: Checked inductivity of 7482 backedges. 0 proven. 7482 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:14:42,373 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:14:42,373 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 180 states to 179 states and 180 transitions. [2018-09-26 22:14:42,373 INFO L276 IsEmpty]: Start isEmpty. Operand 179 states and 180 transitions. [2018-09-26 22:14:42,374 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 179 [2018-09-26 22:14:42,374 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:14:42,921 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:14:43,477 INFO L134 CoverageAnalysis]: Checked inductivity of 7656 backedges. 0 proven. 7656 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:14:44,786 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:14:44,786 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 182 states to 181 states and 182 transitions. [2018-09-26 22:14:44,786 INFO L276 IsEmpty]: Start isEmpty. Operand 181 states and 182 transitions. [2018-09-26 22:14:44,787 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 181 [2018-09-26 22:14:44,787 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:14:45,306 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:14:45,709 INFO L134 CoverageAnalysis]: Checked inductivity of 7832 backedges. 0 proven. 7832 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:14:46,982 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:14:46,982 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 184 states to 183 states and 184 transitions. [2018-09-26 22:14:46,982 INFO L276 IsEmpty]: Start isEmpty. Operand 183 states and 184 transitions. [2018-09-26 22:14:46,983 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 183 [2018-09-26 22:14:46,983 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:14:47,526 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:14:48,001 INFO L134 CoverageAnalysis]: Checked inductivity of 8010 backedges. 0 proven. 8010 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:14:49,479 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:14:49,479 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 186 states to 185 states and 186 transitions. [2018-09-26 22:14:49,479 INFO L276 IsEmpty]: Start isEmpty. Operand 185 states and 186 transitions. [2018-09-26 22:14:49,480 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 185 [2018-09-26 22:14:49,480 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:14:50,102 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:14:50,520 INFO L134 CoverageAnalysis]: Checked inductivity of 8190 backedges. 0 proven. 8190 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:14:51,848 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:14:51,849 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 188 states to 187 states and 188 transitions. [2018-09-26 22:14:51,849 INFO L276 IsEmpty]: Start isEmpty. Operand 187 states and 188 transitions. [2018-09-26 22:14:51,850 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 187 [2018-09-26 22:14:51,850 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:14:52,453 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:14:52,852 INFO L134 CoverageAnalysis]: Checked inductivity of 8372 backedges. 0 proven. 8372 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:14:54,450 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:14:54,450 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 190 states to 189 states and 190 transitions. [2018-09-26 22:14:54,451 INFO L276 IsEmpty]: Start isEmpty. Operand 189 states and 190 transitions. [2018-09-26 22:14:54,451 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 189 [2018-09-26 22:14:54,451 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:14:55,081 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:14:55,485 INFO L134 CoverageAnalysis]: Checked inductivity of 8556 backedges. 0 proven. 8556 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:14:56,825 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:14:56,826 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 192 states to 191 states and 192 transitions. [2018-09-26 22:14:56,826 INFO L276 IsEmpty]: Start isEmpty. Operand 191 states and 192 transitions. [2018-09-26 22:14:56,826 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 191 [2018-09-26 22:14:56,826 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:14:57,483 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:14:57,900 INFO L134 CoverageAnalysis]: Checked inductivity of 8742 backedges. 0 proven. 8742 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:14:59,628 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:14:59,628 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 194 states to 193 states and 194 transitions. [2018-09-26 22:14:59,628 INFO L276 IsEmpty]: Start isEmpty. Operand 193 states and 194 transitions. [2018-09-26 22:14:59,629 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 193 [2018-09-26 22:14:59,629 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:15:00,300 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:15:00,910 INFO L134 CoverageAnalysis]: Checked inductivity of 8930 backedges. 0 proven. 8930 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:15:02,301 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:15:02,301 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 196 states to 195 states and 196 transitions. [2018-09-26 22:15:02,301 INFO L276 IsEmpty]: Start isEmpty. Operand 195 states and 196 transitions. [2018-09-26 22:15:02,302 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 195 [2018-09-26 22:15:02,302 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:15:03,033 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:15:03,476 INFO L134 CoverageAnalysis]: Checked inductivity of 9120 backedges. 0 proven. 9120 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:15:05,089 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:15:05,089 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 198 states to 197 states and 198 transitions. [2018-09-26 22:15:05,090 INFO L276 IsEmpty]: Start isEmpty. Operand 197 states and 198 transitions. [2018-09-26 22:15:05,090 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 197 [2018-09-26 22:15:05,091 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:15:05,855 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:15:06,309 INFO L134 CoverageAnalysis]: Checked inductivity of 9312 backedges. 0 proven. 9312 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:15:07,693 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:15:07,693 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 200 states to 199 states and 200 transitions. [2018-09-26 22:15:07,694 INFO L276 IsEmpty]: Start isEmpty. Operand 199 states and 200 transitions. [2018-09-26 22:15:07,694 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 199 [2018-09-26 22:15:07,695 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:15:08,513 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:15:09,166 INFO L134 CoverageAnalysis]: Checked inductivity of 9506 backedges. 0 proven. 9506 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:15:10,644 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:15:10,645 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 202 states to 201 states and 202 transitions. [2018-09-26 22:15:10,645 INFO L276 IsEmpty]: Start isEmpty. Operand 201 states and 202 transitions. [2018-09-26 22:15:10,646 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 201 [2018-09-26 22:15:10,646 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:15:11,471 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:15:11,989 INFO L134 CoverageAnalysis]: Checked inductivity of 9702 backedges. 0 proven. 9702 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:15:13,377 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:15:13,378 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 204 states to 203 states and 204 transitions. [2018-09-26 22:15:13,378 INFO L276 IsEmpty]: Start isEmpty. Operand 203 states and 204 transitions. [2018-09-26 22:15:13,379 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 203 [2018-09-26 22:15:13,379 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:15:14,201 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:15:14,672 INFO L134 CoverageAnalysis]: Checked inductivity of 9900 backedges. 0 proven. 9900 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:15:16,091 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:15:16,092 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 206 states to 205 states and 206 transitions. [2018-09-26 22:15:16,092 INFO L276 IsEmpty]: Start isEmpty. Operand 205 states and 206 transitions. [2018-09-26 22:15:16,093 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 205 [2018-09-26 22:15:16,093 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:15:16,899 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:15:17,376 INFO L134 CoverageAnalysis]: Checked inductivity of 10100 backedges. 0 proven. 10100 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:15:18,837 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:15:18,838 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 208 states to 207 states and 208 transitions. [2018-09-26 22:15:18,838 INFO L276 IsEmpty]: Start isEmpty. Operand 207 states and 208 transitions. [2018-09-26 22:15:18,839 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 207 [2018-09-26 22:15:18,839 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:15:19,676 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:15:20,267 INFO L134 CoverageAnalysis]: Checked inductivity of 10302 backedges. 0 proven. 10302 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:15:21,754 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:15:21,755 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 210 states to 209 states and 210 transitions. [2018-09-26 22:15:21,755 INFO L276 IsEmpty]: Start isEmpty. Operand 209 states and 210 transitions. [2018-09-26 22:15:21,756 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 209 [2018-09-26 22:15:21,756 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:15:22,697 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:15:23,175 INFO L134 CoverageAnalysis]: Checked inductivity of 10506 backedges. 0 proven. 10506 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:15:24,873 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:15:24,874 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 212 states to 211 states and 212 transitions. [2018-09-26 22:15:24,874 INFO L276 IsEmpty]: Start isEmpty. Operand 211 states and 212 transitions. [2018-09-26 22:15:24,875 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 211 [2018-09-26 22:15:24,875 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:15:25,752 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:15:26,272 INFO L134 CoverageAnalysis]: Checked inductivity of 10712 backedges. 0 proven. 10712 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:15:27,791 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:15:27,792 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 214 states to 213 states and 214 transitions. [2018-09-26 22:15:27,792 INFO L276 IsEmpty]: Start isEmpty. Operand 213 states and 214 transitions. [2018-09-26 22:15:27,793 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 213 [2018-09-26 22:15:27,794 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:15:28,757 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:15:29,226 INFO L134 CoverageAnalysis]: Checked inductivity of 10920 backedges. 0 proven. 10920 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:15:31,176 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:15:31,177 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 216 states to 215 states and 216 transitions. [2018-09-26 22:15:31,177 INFO L276 IsEmpty]: Start isEmpty. Operand 215 states and 216 transitions. [2018-09-26 22:15:31,178 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 215 [2018-09-26 22:15:31,178 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:15:32,192 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:15:32,659 INFO L134 CoverageAnalysis]: Checked inductivity of 11130 backedges. 0 proven. 11130 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:15:34,178 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:15:34,179 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 218 states to 217 states and 218 transitions. [2018-09-26 22:15:34,179 INFO L276 IsEmpty]: Start isEmpty. Operand 217 states and 218 transitions. [2018-09-26 22:15:34,179 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 217 [2018-09-26 22:15:34,180 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:15:35,157 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:15:35,621 INFO L134 CoverageAnalysis]: Checked inductivity of 11342 backedges. 0 proven. 11342 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:15:37,158 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:15:37,158 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 220 states to 219 states and 220 transitions. [2018-09-26 22:15:37,158 INFO L276 IsEmpty]: Start isEmpty. Operand 219 states and 220 transitions. [2018-09-26 22:15:37,159 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 219 [2018-09-26 22:15:37,159 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:15:38,230 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:15:38,721 INFO L134 CoverageAnalysis]: Checked inductivity of 11556 backedges. 0 proven. 11556 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:15:40,446 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:15:40,446 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 222 states to 221 states and 222 transitions. [2018-09-26 22:15:40,447 INFO L276 IsEmpty]: Start isEmpty. Operand 221 states and 222 transitions. [2018-09-26 22:15:40,448 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 221 [2018-09-26 22:15:40,448 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:15:41,445 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:15:41,930 INFO L134 CoverageAnalysis]: Checked inductivity of 11772 backedges. 0 proven. 11772 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:15:43,483 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:15:43,484 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 224 states to 223 states and 224 transitions. [2018-09-26 22:15:43,484 INFO L276 IsEmpty]: Start isEmpty. Operand 223 states and 224 transitions. [2018-09-26 22:15:43,484 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 223 [2018-09-26 22:15:43,485 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:15:44,620 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:15:45,210 INFO L134 CoverageAnalysis]: Checked inductivity of 11990 backedges. 0 proven. 11990 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:15:46,826 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:15:46,826 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 226 states to 225 states and 226 transitions. [2018-09-26 22:15:46,826 INFO L276 IsEmpty]: Start isEmpty. Operand 225 states and 226 transitions. [2018-09-26 22:15:46,827 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 225 [2018-09-26 22:15:46,827 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:15:48,001 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:15:48,540 INFO L134 CoverageAnalysis]: Checked inductivity of 12210 backedges. 0 proven. 12210 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:15:50,319 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:15:50,320 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 228 states to 227 states and 228 transitions. [2018-09-26 22:15:50,320 INFO L276 IsEmpty]: Start isEmpty. Operand 227 states and 228 transitions. [2018-09-26 22:15:50,320 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 227 [2018-09-26 22:15:50,321 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:15:51,443 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:15:51,966 INFO L134 CoverageAnalysis]: Checked inductivity of 12432 backedges. 0 proven. 12432 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:15:53,596 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:15:53,597 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 230 states to 229 states and 230 transitions. [2018-09-26 22:15:53,597 INFO L276 IsEmpty]: Start isEmpty. Operand 229 states and 230 transitions. [2018-09-26 22:15:53,598 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 229 [2018-09-26 22:15:53,598 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:15:54,841 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:15:55,671 INFO L134 CoverageAnalysis]: Checked inductivity of 12656 backedges. 0 proven. 12656 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:15:57,352 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:15:57,352 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 232 states to 231 states and 232 transitions. [2018-09-26 22:15:57,352 INFO L276 IsEmpty]: Start isEmpty. Operand 231 states and 232 transitions. [2018-09-26 22:15:57,353 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 231 [2018-09-26 22:15:57,353 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:15:58,637 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:15:59,142 INFO L134 CoverageAnalysis]: Checked inductivity of 12882 backedges. 0 proven. 12882 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:16:01,054 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:16:01,054 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 234 states to 233 states and 234 transitions. [2018-09-26 22:16:01,054 INFO L276 IsEmpty]: Start isEmpty. Operand 233 states and 234 transitions. [2018-09-26 22:16:01,055 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 233 [2018-09-26 22:16:01,055 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:16:02,177 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:16:02,672 INFO L134 CoverageAnalysis]: Checked inductivity of 13110 backedges. 0 proven. 13110 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:16:04,333 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:16:04,333 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 236 states to 235 states and 236 transitions. [2018-09-26 22:16:04,334 INFO L276 IsEmpty]: Start isEmpty. Operand 235 states and 236 transitions. [2018-09-26 22:16:04,334 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 235 [2018-09-26 22:16:04,334 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:16:05,627 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:16:06,167 INFO L134 CoverageAnalysis]: Checked inductivity of 13340 backedges. 0 proven. 13340 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:16:07,901 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:16:07,901 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 238 states to 237 states and 238 transitions. [2018-09-26 22:16:07,902 INFO L276 IsEmpty]: Start isEmpty. Operand 237 states and 238 transitions. [2018-09-26 22:16:07,902 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 237 [2018-09-26 22:16:07,903 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:16:09,182 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:16:09,730 INFO L134 CoverageAnalysis]: Checked inductivity of 13572 backedges. 0 proven. 13572 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:16:11,576 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:16:11,576 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 240 states to 239 states and 240 transitions. [2018-09-26 22:16:11,576 INFO L276 IsEmpty]: Start isEmpty. Operand 239 states and 240 transitions. [2018-09-26 22:16:11,577 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 239 [2018-09-26 22:16:11,577 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:16:12,745 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:16:13,257 INFO L134 CoverageAnalysis]: Checked inductivity of 13806 backedges. 0 proven. 13806 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:16:14,939 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:16:14,940 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 242 states to 241 states and 242 transitions. [2018-09-26 22:16:14,940 INFO L276 IsEmpty]: Start isEmpty. Operand 241 states and 242 transitions. [2018-09-26 22:16:14,941 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 241 [2018-09-26 22:16:14,941 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:16:16,311 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:16:16,841 INFO L134 CoverageAnalysis]: Checked inductivity of 14042 backedges. 0 proven. 14042 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:16:18,537 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:16:18,537 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 244 states to 243 states and 244 transitions. [2018-09-26 22:16:18,538 INFO L276 IsEmpty]: Start isEmpty. Operand 243 states and 244 transitions. [2018-09-26 22:16:18,538 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 243 [2018-09-26 22:16:18,539 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:16:20,006 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:16:20,556 INFO L134 CoverageAnalysis]: Checked inductivity of 14280 backedges. 0 proven. 14280 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:16:22,460 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:16:22,460 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 246 states to 245 states and 246 transitions. [2018-09-26 22:16:22,461 INFO L276 IsEmpty]: Start isEmpty. Operand 245 states and 246 transitions. [2018-09-26 22:16:22,462 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 245 [2018-09-26 22:16:22,462 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:16:24,001 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:16:24,549 INFO L134 CoverageAnalysis]: Checked inductivity of 14520 backedges. 0 proven. 14520 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:16:26,573 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:16:26,573 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 248 states to 247 states and 248 transitions. [2018-09-26 22:16:26,573 INFO L276 IsEmpty]: Start isEmpty. Operand 247 states and 248 transitions. [2018-09-26 22:16:26,574 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 247 [2018-09-26 22:16:26,574 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:16:28,013 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:16:28,566 INFO L134 CoverageAnalysis]: Checked inductivity of 14762 backedges. 0 proven. 14762 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:16:30,292 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:16:30,292 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 250 states to 249 states and 250 transitions. [2018-09-26 22:16:30,293 INFO L276 IsEmpty]: Start isEmpty. Operand 249 states and 250 transitions. [2018-09-26 22:16:30,293 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 249 [2018-09-26 22:16:30,293 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:16:31,672 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:16:32,221 INFO L134 CoverageAnalysis]: Checked inductivity of 15006 backedges. 0 proven. 15006 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:16:34,020 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:16:34,021 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 252 states to 251 states and 252 transitions. [2018-09-26 22:16:34,021 INFO L276 IsEmpty]: Start isEmpty. Operand 251 states and 252 transitions. [2018-09-26 22:16:34,022 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 251 [2018-09-26 22:16:34,022 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:16:35,526 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:16:36,381 INFO L134 CoverageAnalysis]: Checked inductivity of 15252 backedges. 0 proven. 15252 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:16:38,121 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:16:38,122 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 254 states to 253 states and 254 transitions. [2018-09-26 22:16:38,122 INFO L276 IsEmpty]: Start isEmpty. Operand 253 states and 254 transitions. [2018-09-26 22:16:38,123 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 253 [2018-09-26 22:16:38,123 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:16:39,809 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:16:40,441 INFO L134 CoverageAnalysis]: Checked inductivity of 15500 backedges. 0 proven. 15500 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:16:42,392 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:16:42,393 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 256 states to 255 states and 256 transitions. [2018-09-26 22:16:42,393 INFO L276 IsEmpty]: Start isEmpty. Operand 255 states and 256 transitions. [2018-09-26 22:16:42,394 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 255 [2018-09-26 22:16:42,394 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:16:44,013 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:16:44,582 INFO L134 CoverageAnalysis]: Checked inductivity of 15750 backedges. 0 proven. 15750 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:16:46,709 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:16:46,709 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 258 states to 257 states and 258 transitions. [2018-09-26 22:16:46,709 INFO L276 IsEmpty]: Start isEmpty. Operand 257 states and 258 transitions. [2018-09-26 22:16:46,710 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 257 [2018-09-26 22:16:46,711 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:16:48,332 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat Received shutdown request... [2018-09-26 22:16:48,771 ERROR L611 CodeCheckObserver]: First Tracecheck threw exception Timeout or Toolchain cancelled by user [2018-09-26 22:16:51,476 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:16:53,270 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:16:53,281 INFO L177 TraceCheckSpWp]: Timeout while computing interpolants [2018-09-26 22:16:53,282 INFO L256 ToolchainWalker]: Toolchain cancelled while executing plugin de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck. Reason: Timeout or Toolchain cancelled by user [2018-09-26 22:16:53,284 INFO L168 Benchmark]: Toolchain (without parser) took 249562.10 ms. Allocated memory was 1.6 GB in the beginning and 3.6 GB in the end (delta: 2.0 GB). Free memory was 1.5 GB in the beginning and 1.4 GB in the end (delta: 82.7 MB). Peak memory consumption was 2.1 GB. Max. memory is 7.1 GB. [2018-09-26 22:16:53,285 INFO L168 Benchmark]: Boogie PL CUP Parser took 0.20 ms. Allocated memory is still 1.6 GB. Free memory is still 1.5 GB. There was no memory consumed. Max. memory is 7.1 GB. [2018-09-26 22:16:53,286 INFO L168 Benchmark]: Boogie Procedure Inliner took 40.99 ms. Allocated memory is still 1.6 GB. Free memory is still 1.5 GB. There was no memory consumed. Max. memory is 7.1 GB. [2018-09-26 22:16:53,286 INFO L168 Benchmark]: Boogie Preprocessor took 23.70 ms. Allocated memory is still 1.6 GB. Free memory is still 1.5 GB. There was no memory consumed. Max. memory is 7.1 GB. [2018-09-26 22:16:53,286 INFO L168 Benchmark]: RCFGBuilder took 328.61 ms. Allocated memory is still 1.6 GB. Free memory was 1.5 GB in the beginning and 1.5 GB in the end (delta: 21.1 MB). Peak memory consumption was 21.1 MB. Max. memory is 7.1 GB. [2018-09-26 22:16:53,287 INFO L168 Benchmark]: CodeCheck took 249162.72 ms. Allocated memory was 1.6 GB in the beginning and 3.6 GB in the end (delta: 2.0 GB). Free memory was 1.5 GB in the beginning and 1.4 GB in the end (delta: 61.5 MB). Peak memory consumption was 2.1 GB. Max. memory is 7.1 GB. [2018-09-26 22:16:53,290 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - TimeoutResult: Timeout (de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck) Toolchain cancelled while TraceCheckSpWp was constructing forward predicates, while XnfDer was eliminating 1 quantified variables from 2 xjuncts. * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * Boogie PL CUP Parser took 0.20 ms. Allocated memory is still 1.6 GB. Free memory is still 1.5 GB. There was no memory consumed. Max. memory is 7.1 GB. * Boogie Procedure Inliner took 40.99 ms. Allocated memory is still 1.6 GB. Free memory is still 1.5 GB. There was no memory consumed. Max. memory is 7.1 GB. * Boogie Preprocessor took 23.70 ms. Allocated memory is still 1.6 GB. Free memory is still 1.5 GB. There was no memory consumed. Max. memory is 7.1 GB. * RCFGBuilder took 328.61 ms. Allocated memory is still 1.6 GB. Free memory was 1.5 GB in the beginning and 1.5 GB in the end (delta: 21.1 MB). Peak memory consumption was 21.1 MB. Max. memory is 7.1 GB. * CodeCheck took 249162.72 ms. Allocated memory was 1.6 GB in the beginning and 3.6 GB in the end (delta: 2.0 GB). Free memory was 1.5 GB in the beginning and 1.4 GB in the end (delta: 61.5 MB). Peak memory consumption was 2.1 GB. Max. memory is 7.1 GB. RESULT: Ultimate could not prove your program: Timeout Written .csv to /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/csv/count_by_k.i_3.bpl_svcomp-Reach-32bit-Kojak_Default.epf_KojakBplInline.xml/Csv-Benchmark-0-2018-09-26_22-16-53-300.csv Completed graceful shutdown